AMSOIL Sets Industry Benchmark In Lubrication TechnologyAMSOIL is the first company to coin the phrase “extended drain” in 1973 by offering the World's first “extended drain” lubricants. AMSOIL offers a high quality synthetic lubricant for every customer. AMSOIL provides 3 "Performance Levels"

Innovation and LeadershipAMSOIL has a documented history of innovation and leadership. In 1972, AMSOIL introduced the first American Petroleum Institute rated 100% synthetic motor oil for automotive applications. AMSOIL was the first to introduce a concept of "extended drain intervals" with a recommended 25,000-mile / 12-month drain interval. AMSOIL Synthetic lubricant technology has been field tested over the last 35 years in the most severe driving conditions. Including family fleets, over the road big rigs, towing, hauling and of coarse racing.